288 lines
9.9 KiB
C++
288 lines
9.9 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "itemwindow.h"
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#include <QtGui/QGuiApplication>
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#include <QtCore/QCommandLineOption>
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#include <QtCore/QCommandLineParser>
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#include <QtCore/QDebug>
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#include <QtCore/QStringList>
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#ifdef Q_OS_WIN
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# include <qpa/qplatformnativeinterface.h>
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# include <QtCore/QMetaObject>
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# include <QtCore/qt_windows.h>
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#endif
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#include <eventfilter.h> // diaglib
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#include <qwindowdump.h>
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#include <iostream>
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QT_USE_NAMESPACE
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static const char usage[] =
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"\nEmbeds a QWindow into a native foreign window passed on the command line.\n"
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"When no window ID is passed, a test window is created (Windows only).";
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static QString windowTitle()
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{
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return QLatin1String(QT_VERSION_STR) + QLatin1Char(' ') + QGuiApplication::platformName();
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}
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#ifdef Q_OS_WIN
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// Helper to create a native test window (Windows)
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static QString registerWindowClass(const QString &name)
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{
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QString result;
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void *proc = DefWindowProc;
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QPlatformNativeInterface *ni = QGuiApplication::platformNativeInterface();
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if (!QMetaObject::invokeMethod(ni, "registerWindowClass", Qt::DirectConnection,
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Q_RETURN_ARG(QString, result),
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Q_ARG(QString, name),
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Q_ARG(void *, proc))) {
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qWarning("registerWindowClass failed");
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}
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return result;
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}
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static HWND createNativeWindow(const QString &name)
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{
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const HWND hwnd =
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CreateWindowEx(0, reinterpret_cast<const wchar_t *>(name.utf16()),
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L"NativeWindow", WS_OVERLAPPEDWINDOW,
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CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
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0, 0, GetModuleHandle(NULL), NULL);
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if (!hwnd) {
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qErrnoWarning("Cannot create window \"%s\"", qPrintable(name));
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return 0;
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}
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const QString text = windowTitle() + QLatin1String(" 0x") + QString::number(quint64(hwnd), 16);
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SetWindowText(hwnd, reinterpret_cast<const wchar_t *>(text.utf16()));
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return hwnd;
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}
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#endif // Q_OS_WIN
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// Helper functions for simple management of native windows.
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static WId createNativeTestWindow()
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{
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WId result = 0;
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#ifdef Q_OS_WIN
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const QString className = registerWindowClass(QLatin1String("TestClass") + windowTitle());
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const HWND nativeWin = createNativeWindow(className);
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result = WId(nativeWin);
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#else // Q_OS_WIN
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Q_UNIMPLEMENTED();
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#endif
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return result;
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}
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static void showNativeWindow(WId wid)
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{
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#ifdef Q_OS_WIN
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ShowWindow(HWND(wid), SW_SHOW);
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#else // Q_OS_WIN
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Q_UNUSED(wid)
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Q_UNIMPLEMENTED();
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#endif
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}
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static void setFocusToNativeWindow(WId wid)
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{
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#ifdef Q_OS_WIN
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SetFocus(HWND(wid));
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#else // Q_OS_WIN
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Q_UNUSED(wid)
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Q_UNIMPLEMENTED();
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#endif
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}
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static void destroyNativeWindow(WId wid)
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{
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#ifdef Q_OS_WIN
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DestroyWindow(HWND(wid));
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#else // Q_OS_WIN
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Q_UNUSED(wid)
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Q_UNIMPLEMENTED();
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#endif
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}
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// Main test window to be embedded into foreign window with some buttons.
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class EmbeddedTestWindow : public ItemWindow {
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Q_OBJECT
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public:
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explicit EmbeddedTestWindow(QWindow *parent = nullptr) : ItemWindow(parent)
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{
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const int spacing = 10;
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const QSize buttonSize(100, 30);
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const int width = 3 * buttonSize.width() + 4 * spacing;
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QPoint pos(spacing, spacing);
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addItem(new TextItem(::windowTitle(), QRect(pos, QSize(width - 2 * spacing, buttonSize.height())),
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Qt::white));
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pos.ry() += 2 * spacing + buttonSize.height();
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ButtonItem *mgi = new ButtonItem("Map to global", QRect(pos, buttonSize),
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QColor(Qt::yellow).lighter(), this);
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connect(mgi, &ButtonItem::clicked, this, &EmbeddedTestWindow::testMapToGlobal);
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addItem(mgi);
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pos.rx() += buttonSize.width() + spacing;
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ButtonItem *di = new ButtonItem("Dump Wins", QRect(pos, buttonSize),
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QColor(Qt::cyan).lighter(), this);
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connect(di, &ButtonItem::clicked, this, [] () { QtDiag::dumpAllWindows(); });
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addItem(di);
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pos.rx() += buttonSize.width() + spacing;
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ButtonItem *qi = new ButtonItem("Quit", QRect(pos, buttonSize),
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QColor(Qt::red).lighter(), this);
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qi->setShortcut(Qt::CTRL + Qt::Key_Q);
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connect(qi, &ButtonItem::clicked, qApp, &QCoreApplication::quit);
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addItem(qi);
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setBackground(Qt::lightGray);
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resize(width, pos.y() + buttonSize.height() + spacing);
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}
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public slots:
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void testMapToGlobal();
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};
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void EmbeddedTestWindow::testMapToGlobal()
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{
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const QPoint globalPos = mapToGlobal(QPoint(0,0));
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qDebug() << "mapToGlobal(QPoint(0,0)" << globalPos
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<< "cursor at:" << QCursor::pos();
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}
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struct EventFilterOption
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{
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const char *name;
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const char *description;
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QtDiag::EventFilter::EventCategories categories;
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};
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EventFilterOption eventFilterOptions[] = {
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{"mouse-events", "Dump mouse events.", QtDiag::EventFilter::MouseEvents},
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{"keyboard-events", "Dump keyboard events.", QtDiag::EventFilter::KeyEvents},
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{"state-events", "Dump state/focus change events.", QtDiag::EventFilter::StateChangeEvents | QtDiag::EventFilter::FocusEvents}
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};
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static inline bool isOptionSet(int argc, char *argv[], const char *option)
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{
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return (argv + argc) !=
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std::find_if(argv + 1, argv + argc,
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[option] (const char *arg) { return !qstrcmp(arg, option); });
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}
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int main(int argc, char *argv[])
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{
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// Check for no scaling before QApplication is instantiated.
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if (isOptionSet(argc, argv, "-s"))
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QCoreApplication::setAttribute(Qt::AA_DisableHighDpiScaling);
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QCoreApplication::setApplicationVersion(QLatin1String(QT_VERSION_STR));
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QGuiApplication::setApplicationDisplayName("Foreign Window Embedding Tester");
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QGuiApplication app(argc, argv);
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// Process command line
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QCommandLineParser parser;
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parser.setSingleDashWordOptionMode(QCommandLineParser::ParseAsLongOptions);
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parser.setApplicationDescription(QLatin1String(usage));
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parser.addHelpOption();
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parser.addVersionOption();
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QCommandLineOption noScalingDummy(QStringLiteral("s"),
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QStringLiteral("Disable High DPI scaling."));
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parser.addOption(noScalingDummy);
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const int eventFilterOptionCount = int(sizeof(eventFilterOptions) / sizeof(eventFilterOptions[0]));
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for (int i = 0; i < eventFilterOptionCount; ++i) {
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parser.addOption(QCommandLineOption(QLatin1String(eventFilterOptions[i].name),
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QLatin1String(eventFilterOptions[i].description)));
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}
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parser.addPositionalArgument(QStringLiteral("[windows]"), QStringLiteral("Window ID."));
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parser.process(QCoreApplication::arguments());
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QtDiag::EventFilter::EventCategories eventCategories = 0;
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for (int i = 0; i < eventFilterOptionCount; ++i) {
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if (parser.isSet(QLatin1String(eventFilterOptions[i].name)))
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eventCategories |= eventFilterOptions[i].categories;
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}
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if (eventCategories)
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app.installEventFilter(new QtDiag::EventFilter(eventCategories, &app));
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// Obtain foreign window to test with.
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WId testForeignWinId = 0;
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bool createdTestWindow = false;
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if (parser.positionalArguments().isEmpty()) {
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testForeignWinId = createNativeTestWindow();
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if (!testForeignWinId)
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parser.showHelp(-1);
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showNativeWindow(testForeignWinId);
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createdTestWindow = true;
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} else {
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bool ok;
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const QString &winIdArgument = parser.positionalArguments().constFirst();
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testForeignWinId = winIdArgument.toULongLong(&ok, 0);
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if (!ok) {
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std::cerr << "Invalid window id: \"" << qPrintable(winIdArgument) << "\"\n";
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return -1;
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}
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}
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if (!testForeignWinId)
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parser.showHelp(1);
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QWindow *foreignWindow = QWindow::fromWinId(testForeignWinId);
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if (!foreignWindow)
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return -2;
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foreignWindow->setObjectName("ForeignWindow");
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EmbeddedTestWindow *embeddedTestWindow = new EmbeddedTestWindow(foreignWindow);
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embeddedTestWindow->setObjectName("EmbeddedTestWindow");
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embeddedTestWindow->show();
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setFocusToNativeWindow(embeddedTestWindow->winId()); // Windows: Set keyboard focus.
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const int exitCode = app.exec();
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delete embeddedTestWindow;
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delete foreignWindow;
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if (createdTestWindow)
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destroyNativeWindow(testForeignWinId);
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return exitCode;
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}
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#include "main.moc"
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